USWEB CORP
SC 13D/A, 1998-08-17
COMPUTER INTEGRATED SYSTEMS DESIGN
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                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                 --------------

                                  SCHEDULE 13D

                                 (Rule 13d-101)

                 INFORMATION TO BE INCLUDED IN STATEMENTS FILED
                    PURSUANT TO RULE 13d-1(a) AND AMENDMENTS
                    THERETO FILED PURSUANT TO RULE 13(d)-2(a)

                              (Amendment No. 1)(1)

                                USWEB CORPORATION
- --------------------------------------------------------------------------------
                                (Name of issuer)

                          COMMON STOCK $.001 PAR VALUE
- --------------------------------------------------------------------------------
                         (Title of class of securities)

                                   917327 10 8
- --------------------------------------------------------------------------------
                                 (CUSIP number)

                              STEVEN WOLOSKY, ESQ.
                     OLSHAN GRUNDMAN FROME & ROSENZWEIG LLP
                                 505 Park Avenue
                            New York, New York 10022
                                 (212) 753-7200
- --------------------------------------------------------------------------------
                  (Name, address and telephone number of person
                authorized to receive notices and communications)

                                 August 14, 1998
- --------------------------------------------------------------------------------
             (Date of event which requires filing of this statement)

         If the filing person has  previously  filed a statement on Schedule 13G
to report the  acquisition  which is the subject of this  Schedule  13D,  and is
filing this schedule because of Rule 13d-1(e),  13d-1(f) or 13d-1(g),  check the
following box / /.

         Note.  Schedules  filed in paper format shall include a signed original
and five copies of the schedule,  including all exhibits.  See Rule 13d-7(b) for
other parties to whom copies are to be sent.

                         (Continued on following pages)

                               (Page of 43 Pages)
- --------
                  (1) The remainder of this cover page shall be filled out for a
reporting person's initial filing on this form with respect to the subject class
of securities,  and for any subsequent  amendment  containing  information which
would alter disclosures provided in a prior cover page.

                  The  information  required on the remainder of this cover page
shall  not be  deemed  to be  "filed"  for  the  purpose  of  Section  18 of the
Securities  Exchange Act of 1934 or otherwise subject to the liabilities of that
section  of the Act but  shall be  subject  to all other  provisions  of the Act
(however, see the Notes).

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 2 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                  Wheatley Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             1,644,199(1) shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         150,383(2) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         1,644,199(1) shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         150,383(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      1,794,582(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      4.1%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!
(1)      Includes  110,710  shares of Common  Stock  issuable  upon  exercise of
         currently exercisable warrants.
(2)      Consists of (i) 140,321  shares of Common Stock and (ii) 10,062  shares
         of  Common  Stock  issuable  upon  exercise  of  currently  exercisable
         warrants  held  by  Wheatley  Foreign.  Wheatley  disclaims  beneficial
         ownership of these securities.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 3 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                      Barry Rubenstein
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      PF, 00
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
    6          CITIZENSHIP OR PLACE OR ORGANIZATION

                     United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                                34,623 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         2,689,179(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         34,623 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         2,689,179(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      2,723,802(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      6.3%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (a)(i)  1,533,489  shares of Common  Stock and (ii) 110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by Wheatley,  (b)(i)  140,321  shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable warrants held by Wheatley Foreign, (c)(i) 359,436 shares of
         Common Stock and (ii)  136,473  shares of Common  Stock  issuable  upon
         exercise of currently exercisable warrants held by 21st Century, (d)(i)
         122,229  shares of Common Stock and (ii) 46,417  shares of Common Stock
         issuable upon exercise of currently exercisable

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 4 of 43 Pages
- -----------------------------                     ------------------------------

         warrants held by 21st Century T-E, (e)(i) 48,489 shares of Common Stock
         and (ii)  18,398  shares of Common  Stock  issuable  upon  exercise  of
         currently  exercisable  warrants  held by 21st Century  Foreign and (f)
         163,155  shares  of  Common  Stock  held  by  Woodland  Partners.   Mr.
         Rubenstein disclaims beneficial ownership of these securities except to
         the extent of his respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 5 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                        Irwin Lieber
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      PF, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      UNITED STATES
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             34,623 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         2,526,024(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         34,623 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         2,526,024(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      2,560,647(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      5.9%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (a)(i)  1,533,489  shares of Common  Stock and (ii) 110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by Wheatley,  (b)(i)  140,321  shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable warrants held by Wheatley Foreign, (c)(i) 359,436 shares of
         Common Stock and (ii)  136,473  shares of Common  Stock  issuable  upon
         exercise of currently exercisable warrants held by 21st Century, (d)(i)
         122,229  shares of Common Stock and (ii) 46,417  shares of Common Stock
         issuable upon exercise of currently exercisable

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 6 of 43 Pages
- -----------------------------                     ------------------------------


         warrants  held by 21st Century T-E and (e)(i)  48,489  shares of Common
         Stock and (ii) 18,398 shares of Common Stock  issuable upon exercise of
         currently exercisable warrants held by 21st Century Foreign. Mr. Lieber
         disclaims beneficial ownership of these securities except to the extent
         of his respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 7 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                      Barry Fingerhut
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         2,526,024(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         2,526,024(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      2,526,024(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      5.8%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (a)(i)  1,533,489  shares of Common  Stock and (ii) 110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by Wheatley,  (b)(i)  140,321  shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable warrants held by Wheatley Foreign, (c)(i) 359,436 shares of
         Common Stock and (ii)  136,473  shares of Common  Stock  issuable  upon
         exercise of currently exercisable warrants held by 21st Century, (d)(i)
         122,229  shares of Common Stock and (ii) 46,417  shares of Common Stock
         issuable upon exercise of currently exercisable


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 8 of 43 Pages
- -----------------------------                     ------------------------------


         warrants  held by 21st Century T-E and (e)(i)  48,489  shares of Common
         Stock and (ii) 18,398 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by  21st  Century  Foreign.  Mr.
         Fingerhut disclaims  beneficial ownership of these securities except to
         the extent of his respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 9 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                  Wheatley Partners, LLC
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         1,794,582(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         1,794,582(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      1,794,582(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      4.1%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      OO
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (a)(i)  1,533,489  shares of Common  Stock and (ii) 110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by Wheatley and (b)(i) 140,321 shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable  warrants held by Wheatley Foreign.  Wheatley LLC disclaims
         beneficial  ownership of these  securities  except to the extent of its
         respective equity interest therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D         Page 10 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                  Seth Lieber
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      PF, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             11,541 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         1,794,582(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         11,541 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         1,794,582(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      1,806,123(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      4.2%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (a)(i)  1,533,489  shares of Common  Stock and (ii) 110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by Wheatley and (b)(i) 140,321 shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable  warrants held by Wheatley  Foreign.  Mr. Lieber  disclaims
         beneficial  ownership of these  securities  except to the extent of his
         respective equity interest therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D           Page 11 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                       Jonathan Lieber
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      PF, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                            11,541 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                        1,794,582(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                        11,541 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         1,794,582(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      1,806,123(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      4.2%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (a)(i)  1,533,489  shares of Common  Stock and (ii) 110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by Wheatley and (b)(i) 140,321 shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable  warrants held by Wheatley  Foreign.  Mr. Lieber  disclaims
         beneficial  ownership of these  securities  except to the extent of his
         respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D          Page 12 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                  Wheatley Management Ltd.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Cayman Islands, B.W.I.
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         150,383(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         150,383(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      150,383(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      0.3%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      OO
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of (i) 140,321  shares of Common Stock and (ii) 10,062  shares
         of  Common  Stock  issuable  upon  exercise  of  currently  exercisable
         warrants  held  by  Wheatley  Foreign.  Wheatley  Management  disclaims
         beneficial  ownership of these  securities  except to the extent of its
         respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D          Page 13 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                              Wheatley Foreign Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                                150,383(1) shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         1,644,199(2) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         150,383(1) shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         1,644,199(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      1,794,582(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      4.1%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes  10,062  shares of Common Stock  issuable upon the exercise of
         currently exercisable warrants.

(2)      Consists  of (i)  1,533,489  shares  of Common  Stock and (ii)  110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants  held  by  Wheatley.  Wheatley  Foreign  disclaims  beneficial
         ownership of these  securities  except to the extent of its  respective
         equity interest therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 14 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
      1         NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                     Woodland Partners
- --------------------------------------------------------------------------------
      2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
      3         SEC USE ONLY

- --------------------------------------------------------------------------------
      4         SOURCE OF FUNDS*
                         WC, OO
- --------------------------------------------------------------------------------
      5         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
      6         CITIZENSHIP OR PLACE OR ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
  NUMBER OF             7          SOLE VOTING POWER
    SHARES
 BENEFICIALLY                            163,155 shares
   OWNED BY
     EACH
  REPORTING
 PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         0 shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         163,155 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                           0 shares
- --------------------------------------------------------------------------------
      11        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      163,155 shares
- --------------------------------------------------------------------------------
      12        CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
      13        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      0.4%
- --------------------------------------------------------------------------------
      14        TYPE OF REPORTING PERSON*

                      PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 15 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
      1         NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                    Marilyn Rubenstein
- --------------------------------------------------------------------------------
      2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
      3         SEC USE ONLY

- --------------------------------------------------------------------------------
      4         SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
      5         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
      6         CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
  NUMBER OF             7          SOLE VOTING POWER
    SHARES
 BENEFICIALLY                            0 shares
   OWNED BY
     EACH
  REPORTING
 PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         163,155(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         163,155(1) shares
- --------------------------------------------------------------------------------
      11        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      163,155(1) shares
- --------------------------------------------------------------------------------
      12        CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
      13        PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                            0.4%
- --------------------------------------------------------------------------------
      14        TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists of 130,612  shares of Common Stock held by Woodland  Partners.
         Mrs.  Rubenstein  disclaims  beneficial  ownership of these  securities
         except to the extent of her equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 16 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                        21st Century Communications Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             495,909(1) shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         235,533(2) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         495,909(1) shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         235,533(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes  136,473  shares of Common  Stock  issuable  upon  exercise of
         currently exercisable warrants.
(2)      Consists  of (a)(i)  122,229  shares of  Common  Stock and (ii)  46,417
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants  held by 21st Century T-E and (b)(i)  48,489  shares of Common
         Stock and (ii) 18,398 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  Foreign.  21st
         Century disclaims beneficial ownership of these securities.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 17 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    21st Century Communications T-E Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             168,646(1) shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         562,796(2) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         168,646(1) shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         562,796(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes  46,417  shares of Common  Stock  issuable  upon  exercise  of
         currently exercisable warrants.
(2)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants  held by 21st  Century  Partners and (b)(i)  48,489  shares of
         Common  Stock and (ii)  18,398  shares of Common  Stock  issuable  upon
         exercise  of  currently  exercisable  warrants  held  by  21st  Century
         Foreign.  21st  Century T-E  disclaims  beneficial  ownership  of these
         securities.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 18 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                       21st Century Communications Foreign Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             66,887(1) shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         664,555(2) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         66,887(1) shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         664,555(2) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1)(2) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Includes  18,398  shares of Common  stock  issuable  upon  exercise  of
         currently exercisable warrants.
(2)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants  held by 21st Century  Partners and (b)(i)  122,229  shares of
         Common  Stock and (ii)  46,417  shares of Common  Stock  issuable  upon
         exercise of currently  exercisable  warrants  held by 21st Century T-E.
         21st  Century   Foreign   disclaims   beneficial   ownership  of  these
         securities.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 19 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                             Sandler Investment Partners, L.P.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      PN
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign.  Sandler Investment  disclaims beneficial ownership of
         these securities except to the extent of its respective equity interest
         therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 20 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
      1          NAME OF REPORTING PERSONS
                 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                              Sandler Capital Management
- --------------------------------------------------------------------------------
      2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*       (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
      3          SEC USE ONLY

- --------------------------------------------------------------------------------
      4          SOURCE OF FUNDS*
                       WC, OO
- --------------------------------------------------------------------------------
      5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                 PURSUANT TO ITEM 2(d) OR 2(e)                               / /
- --------------------------------------------------------------------------------
      6          CITIZENSHIP OR PLACE OR ORGANIZATION

                       New York
- --------------------------------------------------------------------------------
  NUMBER OF              7          SOLE VOTING POWER
    SHARES
 BENEFICIALLY                            0 shares
   OWNED BY
     EACH
  REPORTING
 PERSON WITH
                ----------------------------------------------------------------
                         8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                         9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                        10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
      11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                 PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
      12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                 CERTAIN SHARES*                                             / /
- --------------------------------------------------------------------------------
      13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
      14         TYPE OF REPORTING PERSON*

                      PN
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century  Foreign.  Sandler Capital  disclaims  beneficial  ownership of
         these securities except to the extent of its respective equity interest
         therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 21 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                         ARH Corp.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      CO
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century  Foreign.  ARH Corp.  disclaims  beneficial  ownership of these
         securities  except to the  extent  of its  respective  equity  interest
         therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 22 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                         ALSI, LLC
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      OO
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century  Foreign.  ALSI,  LLC disclaims  beneficial  ownership of these
         securities  except to the  extent  of its  respective  equity  interest
         therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 23 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                         MJDM Corp.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      CO
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign.  MJDM Corp.  disclaims  beneficial  ownership of these
         securities  except to the  extent  of its  respective  equity  interest
         therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 24 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                         Four JK Corp.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      Delaware
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      CO
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign.  Four JK Corp. disclaims beneficial ownership of these
         securities  except to the  extent  of its  respective  equity  interest
         therein.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 25 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                InfoMedia Associates, Ltd.
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      WC, OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      New York
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      CO
================================================================================
                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign. InfoMedia Associates disclaims beneficial ownership of
         these securities except to the extent of its respective equity interest
         therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 26 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                       Harvey Sandler
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign. Mr. Sandler disclaims

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 27 of 43 Pages
- -----------------------------                     ------------------------------


         beneficial  ownership of these  securities  except to the extent of his
         respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 28 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                       Andrew Sandler
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign. Mr. Sandler disclaims

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 29 of 43 Pages
- -----------------------------                     ------------------------------


         beneficial  ownership of these  securities  except to the extent of his
         respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 30 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                      Michael Marocco
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign. Mr. Marocco disclaims

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 31 of 43 Pages
- -----------------------------                     ------------------------------


         beneficial  ownership of these  securities  except to the extent of his
         respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 32 of 43 Pages
- -----------------------------                     ------------------------------


================================================================================
     1          NAME OF REPORTING PERSONS
                I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                                      John Kornreich
- --------------------------------------------------------------------------------
     2          CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*        (a) / /
                                                                         (b) / /
- --------------------------------------------------------------------------------
     3          SEC USE ONLY

- --------------------------------------------------------------------------------
     4          SOURCE OF FUNDS*
                      OO
- --------------------------------------------------------------------------------
     5          CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
                PURSUANT TO ITEM 2(d) OR 2(e)                                / /
- --------------------------------------------------------------------------------
     6          CITIZENSHIP OR PLACE OR ORGANIZATION

                      United States
- --------------------------------------------------------------------------------
 NUMBER OF              7          SOLE VOTING POWER
   SHARES
BENEFICIALLY                             0 shares
  OWNED BY
    EACH
 REPORTING
PERSON WITH
                ----------------------------------------------------------------
                        8          SHARED VOTING POWER

                                         731,442(1) shares
                ----------------------------------------------------------------
                        9          SOLE DISPOSITIVE POWER

                                         0 shares
                ----------------------------------------------------------------
                       10          SHARED DISPOSITIVE POWER

                                         731,442(1) shares
- --------------------------------------------------------------------------------
     11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
                PERSON

                      731,442(1) shares
- --------------------------------------------------------------------------------
     12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
                CERTAIN SHARES*                                              / /
- --------------------------------------------------------------------------------
     13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                      1.7%
- --------------------------------------------------------------------------------
     14         TYPE OF REPORTING PERSON*

                      IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!

(1)      Consists  of (a)(i)  359,436  shares of Common  Stock and (ii)  136,473
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Partners, (b)(i) 122,229 shares of Common
         Stock and (ii) 46,417 shares of Common Stock  issuable upon exercise of
         currently  exercisable  warrants  held by 21st  Century  T-E and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign. Mr. Kornreich disclaims


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 33 of 43 Pages
- -----------------------------                     ------------------------------


         beneficial  ownership of these  securities  except to the extent of his
         respective equity interest therein.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 34 of 43 Pages
- -----------------------------                     ------------------------------


                  The following  constitutes Amendment No. 1 to the Schedule 13D
filed by the undersigned (the "Schedule 13D"). Except as specifically amended by
this Amendment No. 1, the Schedule 13D remains in full force and effect.

Item 3 is amended in it's entirety to read as follows:

Item 3.           Source and Amount of Funds or Other Consideration.(2)

                  The aggregate purchase price of the 1,644,199 shares of Common
Stock (including 110,710 shares issuable upon exercise of currently  exercisable
warrants at an exercise price of $7.50 per share, subject to adjustment) held by
Wheatley  is  $7,334,470.75  (including  the  value of a  cashless  exercise  of
warrants  issued by Gray Peak  Technologies,  Inc.  ("Gray  Peak")  prior to the
Merger (as hereinafter  defined)) and were acquired with its working capital and
its other funds.

                  The aggregate  purchase  price of the 150,383 shares of Common
Stock (including  10,062 shares issuable upon exercise of currently  exercisable
warrants at an exercise price of $7.50 per share, subject to adjustment) held by
Wheatley Foreign is $665,530.57  (including the value of a cashless  exercise of
warrants  issued by Gray Peak prior to the  Merger) and were  acquired  with its
working capital and its other funds.

                  The aggregate  purchase  price of the 163,155 shares of Common
Stock held by Woodland  Partners is $700,000  (including the value of a cashless
exercise of warrants  issued by Gray Peak prior to the Merger) and were acquired
with its working capital and other funds.

                  The aggregate  purchase  price of the 495,909 shares of Common
Stock (including 136,473 shares issuable upon exercise of currently  exercisable
warrants at an exercise price of $7.50 per share) held by 21st Century  Partners
is  approximately  $2,463,676.10  and were acquired with its working capital and
its other funds.

                  The aggregate  purchase  price of the 168,646 shares of Common
Stock (including  46,417 shares issuable upon exercise of currently  exercisable
warrants  at an exercise  price of $7.50 per share) held by 21st  Century T-E is
approximately  $837,831.16  and were acquired  with its working  capital and its
other funds.

                  The  aggregate  purchase  price of the 66,887 shares of Common
Stock (including  18,398 shares issuable upon exercise of currently  exercisable
warrants at an exercise  price of $7.50 per share) held by 21st Century  Foreign
is approximately  $332,293.70 and were acquired with its working capital and its
other funds.

                  Barry A.  Rubenstein,  Irwin Lieber,  Seth Lieber and Jonathan
Lieber acquired  34,623,  34,623,  11,541 and 11,541 shares of Common Stock upon
the cashless exercise of warrants issued by Gray Peak prior to the Merger valued
at $120,000, $120,000, $40,000 and $40,000, respectively.

Item 5(a) and (b) are amended in their entirety to read as follows:

Item 5.           Interest in Securities of the Issuer.

                  (a) The following  table sets forth the  aggregate  number and
percentage  (based on 42,698,649  shares of Common Stock  outstanding as of June
30,  1998 as reported by a  representative  of the Issuer and 641,849  shares of
Common Stock issued

- ----------------

(2)      Reference  is made to Item  5(c)  regarding  the  issuance  to  certain
         Reporting  Persons of certain  shares of Common Stock upon the exchange
         of shares of Gray Peak Common Stock (as hereinafter  defined)  pursuant
         to the Merger.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 35 of 43 Pages
- -----------------------------                     ------------------------------


in July 1998  pursuant to the Merger  Agreement)  of Common  Stock  beneficially
owned by each Reporting Person named in Item 2 of Schedule 13D.

<TABLE>
<CAPTION>

                                                                         Percentage of
                                         Shares of Common               Shares of Common
                                               Stock                         Stock
Name                                    Beneficially Owned             Beneficially Owned
- ----                                    ------------------             ------------------

<S>                                         <C>                              <C>
Wheatley Partners, L.P.(1)                  1,794,582                        4.1

Barry Rubenstein(2)(5)                      2,723,802                        6.3

Irwin Lieber(2)                             2,560,647                        5.9

Barry Fingerhut(2)                          2,526,024                        5.8

Wheatley Partners, LLC(3)                   1,794,582                        4.1

Seth Lieber(3)                              1,806,123                        4.2

Jonathan Lieber(3)                          1,806,123                        4.2

Wheatley Management Ltd.(4)                   150,383                        0.3

Wheatley Foreign Partners, L.P.(3)          1,794,582                        4.1

Woodland Partners                             163,155                        0.4

Marilyn Rubenstein(5)                         163,155                        0.4

21st Century Communications                   731,442                        1.7
Partners L.P.(6)

21st Century Communications T-E               731,442                        1.7
Partners L.P.(6)

21st Century Communications                   731,442                        1.7
Foreign Partners L.P.(6)

Sandler Investment Partners,                  731,442                        1.7
L.P.(6)

Sandler Capital Management(6)                 731,442                        1.7

ARH Corp.(6)                                  731,442                        1.7

ALSI, LLC(6)                                  731,442                        1.7

MJDM Corp.(6)                                 731,442                        1.7

Four JK Corp.(6)                              731,442                        1.7

InfoMedia Associates, Ltd.(6)                 731,442                        1.7

Harvey Sandler(6)                             731,442                        1.7

Andrew Sandler(6)                             731,442                        1.7

Michael Marocco(6)                            731,442                        1.7

John Kornreich(6)                             731,442                        1.7
</TABLE>

- ---------------------

(1)      Includes (i) 140,321  shares of Common Stock and (ii) 10,062  shares of
         Common Stock issuable upon exercise of currently  exercisable  warrants
         held by Wheatley Foreign.  Wheatley disclaims  beneficial  ownership of
         these securities.

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 36 of 43 Pages
- -----------------------------                     ------------------------------


(2)      Includes  (a)(i)  1,533,489  shares  of Common  Stock and (ii)  110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants  held by Wheatley  (b)(i)  140,321  shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable warrants held by Wheatley Foreign, (c)(i) 359,436 shares of
         Common Stock and (ii)  136,473  shares of Common  Stock  issuable  upon
         exercise of currently exercisable warrants held by 21st Century, (d)(i)
         122,229  shares of Common Stock and (ii) 46,417  shares of Common Stock
         issuable  upon exercise of currently  exercisable  warrant held by 21st
         Century T-E, and (e)(i)  48,489  shares of Common Stock and (ii) 18,398
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants held by 21st Century Foreign.  Each of Mr. Rubenstein,  Mr. I.
         Lieber  and Mr.  Fingerhut  disclaims  beneficial  ownership  of  these
         securities  except to the  extent  of his  respective  equity  interest
         therein.

(3)      Includes  (a)(i)  1,533,489  shares  of Common  Stock and (ii)  110,710
         shares of Common Stock issuable upon exercise of currently  exercisable
         warrants  held by Wheatley  (b)(i)  140,321  shares of Common Stock and
         (ii) 10,062 shares of Common Stock  issuable upon exercise of currently
         exercisable  warrants held by Wheatley  Foreign.  Each of Wheatley LLC,
         Mr. S. Lieber, Mr. J. Lieber and Wheatley Foreign disclaims  beneficial
         ownership  of  these  securities   except  to  the  extent  of  his/its
         respective equity interest therein.

(4)      Includes (i) 140,321  shares of Common Stock and (ii) 10,062  shares of
         Common Stock issuable upon exercise of currently  exercisable  warrants
         held by Wheatley  Foreign.  Wheatley  Management  disclaims  beneficial
         ownership  of these  securities  except  to the  extent  of its  equity
         interest therein.

(5)      Consists of 163,155  shares of Common Stock held by Woodland  Partners.
         Each of Mr. and Ms. Rubenstein  disclaims beneficial ownership of these
         securities  except to the extent of his/her  respective equity interest
         therein.

(6)      Includes  (a)(i) 359,436 shares of Common Stock and (ii) 136,473 shares
         of  Common  Stock  issuable  upon  exercise  of  currently  exercisable
         warrants held by 21st Century,  (b)(i)  122,229  shares of Common Stock
         and (ii)  46,417  shares of Common  Stock  issuable  upon  exercise  of
         currently  exercisable  warrant  held by 21st  Century  T-E, and (c)(i)
         48,489  shares of Common  Stock and (ii) 18,398  shares of Common Stock
         issuable upon exercise of currently  exercisable  warrants held by 21st
         Century Foreign.  Each of 21st Century, 21st Century T- E, 21st Century
         Foreign,  Sandler  Investment,  Sandler Capital,  ARH Corp., ALSI, LLC,
         MJDM Corp., Four JK Corp., InfoMedia Associates, Mr. H. Sandler, Mr. A.
         Sandler, Mr. Marocco and Mr. Kornreich disclaim beneficial ownership of
         these  securities  except to the  extent of his/its  respective  equity
         interest therein.

                  (b)  Wheatley  has sole power to vote and dispose of 1,644,199
shares of  Common  Stock,  representing  approximately  3.8% of the  outstanding
shares of  Common  Stock  and may be  deemed  to have  shared  power to vote and
dispose  of 150,383  shares of Common  Stock,  representing  less than 1% of the
outstanding shares of Common Stock.

         Wheatley  Foreign has sole power to vote and dispose of 150,383  shares
of Common Stock,  representing less than 1% of the outstanding  shares of Common
Stock and may be deemed to have shared  power to vote and  dispose of  1,644,199
shares of  Common  Stock,  representing  approximately  3.8% of the  outstanding
shares of Common Stock.

         By virtue of being a general  partner  of  Wheatley  Foreign,  Wheatley
Management  may be deemed to have  shared  power to vote and  dispose of 150,383
shares of Common Stock,  representing less than 1% of the outstanding  shares of
Common Stock.

         By  virtue of being  the  general  partner  of  Wheatley  and a general
partner of Wheatley Foreign,  Wheatley LLC may be deemed to have shared power to
vote and


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 37 of 43 Pages
- -----------------------------                     ------------------------------


dispose of 1,794,582 shares of Common Stock, representing  approximately 4.1% of
the outstanding shares of Common Stock.

         Barry Rubenstein has sole power to vote and dispose of 34,623 shares of
Common  Stock,  representing  less than 1% of the  outstanding  shares of Common
Stock and by virtue of his being a member  and an  officer  of  Wheatley  LLC, a
shareholder, officer and director of InfoMedia and a general partner of Woodland
Partners,  Mr. Rubenstein may be deemed to have shared power to vote and dispose
of 2,689,179  shares of Common  Stock,  representing  approximately  6.2% of the
outstanding shares of Common Stock.

         Irwin  Lieber  has sole power to vote and  dispose of 34,623  shares of
Common  Stock,  representing  less than 1% of the  outstanding  shares of Common
Stock and by virtue of his being a member and an officer of Wheatley  LLC, and a
shareholder, officer and director of InfoMedia, Mr. Lieber may be deemed to have
shared  power  to  vote  and  dispose  of  2,526,024  shares  of  Common  Stock,
representing approximately 5.8% of the outstanding shares of Common Stock.

         By virtue of his being a member of  Wheatley  LLC,  and a  shareholder,
officer and director of InfoMedia,  Barry Fingerhut may be deemed to have shared
power to vote and  dispose of  2,526,024  shares of Common  Stock,  representing
approximately 5.8% of the outstanding shares of Common Stock.

         Jon  Lieber  has sole  power to vote and  dispose  of 11,541  shares of
Common  Stock,  representing  less than 1% of the  outstanding  shares of Common
Stock and by virtue of his being a member and an officer of  Wheatley  LLC,  Mr.
Lieber  may be deemed to have  shared  power to vote and  dispose  of  1,794,582
shares of  Common  Stock,  representing  approximately  4.1% of the  outstanding
shares of Common Stock.

         Seth  Lieber  has sole power to vote and  dispose  of 11,541  shares of
Common  Stock,  representing  less than 1% of the  outstanding  shares of Common
Stock and by virtue of his being a member and an officer of  Wheatley  LLC,  Mr.
Lieber  may be deemed to have  shared  power to vote and  dispose  of  1,794,582
shares of  Common  Stock,  representing  approximately  4.1% of the  outstanding
shares of Common Stock.

         Woodland  Partners has sole power to vote and dispose of 163,155 shares
of Common Stock,  representing less than 1% of the outstanding  shares of Common
Stock.

         By virtue of her being a general partner of Woodland Partners,  Marilyn
Rubenstein  may be deemed to have  shared  power to vote and  dispose of 130,612
shares of Common Stock,  representing less than 1% of the outstanding  shares of
Common Stock.

         21st  Century  Partners  has sole power to vote and  dispose of 495,909
shares of  Common  Stock,  representing  approximately  1.1% of the  outstanding
shares of  Common  Stock  and may be  deemed  to have  shared  power to vote and
dispose  of 235,533  shares of Common  Stock,  representing  less than 1% of the
outstanding shares of Common Stock.

         21st  Century T-E has sole power to vote and dispose of 168,646  shares
of Common Stock,  representing less than 1% of the outstanding  shares of Common
Stock and may be deemed to have  shared  power to vote and  dispose  of  562,796
shares of  Common  Stock,  representing  approximately  1.3% of the  outstanding
shares of Common Stock.

         21st  Century  Foreign  has sole  power to vote and  dispose  of 66,887
shares of Common Stock,  representing less than 1% of the outstanding  shares of
Common  Stock and may be  deemed to have  shared  power to vote and  dispose  of
664,555  shares  of  Common  Stock,  representing   approximately  1.5%  of  the
outstanding shares of Common Stock.

         By  virtue  of his  being the sole  shareholder  of ARH  Corp.,  Harvey
Sandler may be deemed to have shared power to vote and dispose of 731,442 shares
of Common Stock,  representing  approximately  1.7% of the outstanding shares of
Common Stock.


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 38 of 43 Pages
- -----------------------------                     ------------------------------


         By virtue of his being the majority member of ALSI, LLC, Andrew Sandler
may be deemed to have  shared  power to vote and  dispose of  731,442  shares of
Common  Stock,  representing  approximately  1.7% of the  outstanding  shares of
Common Stock.

         By  virtue of his being the sole  shareholder  of MJDM  Corp.,  Michael
Marocco may be deemed to have shared power to vote and dispose of 731,442 shares
of Common Stock,  representing  approximately  1.7% of the outstanding shares of
Common Stock.

         By virtue of his being the majority  shareholder of Four JK Corp., John
Kornreich  may be deemed to have  shared  power to vote and  dispose  of 731,442
shares of  Common  Stock,  representing  approximately  1.7% of the  outstanding
shares of Common Stock.

         By virtue of being a general  partner of 21st  Century  Partners,  21st
Century T-E and 21st Century Foreign,  Sandler Investment Partners may be deemed
to have  shared  power to vote and  dispose of 731,442  shares of Common  Stock,
representing approximately 1.7% of the outstanding shares of Common Stock.

         By virtue of being a general  partner of Sandler  Investment  Partners,
Sandler  Capital  Management  may be  deemed  to have  shared  power to vote and
dispose of 731,442 shares of Common Stock,  representing  approximately  1.7% of
the outstanding shares of Common Stock.

         By virtue of being a general partner of Sandler Capital Management, ARH
Corp.  may be deemed to have shared power to vote and dispose of 731,442  shares
of Common Stock,  representing  approximately  1.7% of the outstanding shares of
Common Stock.

         By virtue of being a general  partner  of Sandler  Capital  Management,
ALSI,  LLC may be deemed to have  shared  power to vote and  dispose  of 731,442
shares of  Common  Stock,  representing  approximately  1.7% of the  outstanding
shares of Common Stock.

         By virtue of being a general  partner  of Sandler  Capital  Management,
MJDM Corp.  may be deemed to have  shared  power to vote and  dispose of 731,442
shares of  Common  Stock,  representing  approximately  1.7% of the  outstanding
shares of Common Stock.

         By virtue of being a general  partner  of Sandler  Capital  Management,
Four JK Corp.  may be deemed to have shared power to vote and dispose of 731,442
shares of  Common  Stock,  representing  approximately  1.7% of the  outstanding
shares of Common Stock.

         By virtue of being a general  partner of 21st  Century  Partners,  21st
Century T-E and 21st Century Foreign, InfoMedia Associates may be deemed to have
shared power to vote and dispose of 731,442 shares of Common Stock, representing
approximately 1.7% of the outstanding shares of Common Stock.

Item 5(c) is supplemented as follows:

                  (c)  The  following  table  sets  forth a  description  of all
transactions  in shares of Common Stock of the Issuer by the  Reporting  Persons
identified  in Item 2 of this  Schedule  13D effected in the last sixty days and
following the date of the Schedule 13D.

                                           Number of
                         Acquisition        Shares
Reporting Person             Date          Acquired          Consideration(1)
- ----------------            ------         --------          ----------------
Wheatley                   7/13/98          221,737              $24.3875
Wheatley Partners          7/13/98           32,543              24.3875
Woodland Foreign           7/13/98           20,569              24.3875
Barry Rubenstein           7/13/98            8,645              24.3875
Irwin Lieber               7/13/98            8,645              24.3875
Seth Lieber                7/13/98            2,882              24.3875
Jonathan Lieber            7/13/98            2,882              24.3875


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 39 of 43 Pages
- -----------------------------                     ------------------------------


                                           Number of
                         Acquisition        Shares
Reporting Person             Date          Acquired          Consideration(1)
- ----------------            ------         --------          ----------------
21 Century Partners       7/28/98            91,534             $20.7407
21 Century Partners       7/29/98            30,511             $20.00
21 Century Partners       7/30/98            47,462             $20.00
21 Century Partners       8/04/98            16,951             $20.00

21st Century T-E          7/28/98            31,143             $20.7407
21st Century T-E          7/29/98            10,380             $20.00
21st Century T-E          7/30/98            16,150             $20.00
21st Century T-E          8/04/98             5,767             $20.00

21st Century Foreign      7/28/98            12,323             $20.7407
21st Century Foreign      7/29/98             4,109             $20.00
21st Century Foreign      7/30/98             6,388             $20.00
21st Century Foreign      8/04/98             2,282             $20.00


- --------------------
(1)   The Reporting  Persons set forth above acquired the shares of Common Stock
      pursuant the Merger Agreement as reported in the Schedule 13D. Pursuant to
      an exchange ratio of .32953 shares of the Issuer for each Gray Peak Common
      Stock (or $24.3875 per share of Common Stock of the Issuer).

<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 40 of 43 Pages
- -----------------------------                     ------------------------------


                                   SIGNATURES

         After  reasonable  inquiry and to the best of his knowledge and belief,
each of the  undersigned  certifies  that  the  information  set  forth  in this
statement is true, complete and correct.

Dated:  August 14, 1998                     WHEATLEY PARTNERS, L.P.
                                       By: Wheatley Partners, LLC,
                                                General Partner


                                           By: /s/ Barry Rubenstein
                                               -----------------------
                                               Barry Rubenstein, Chief Executive
                                               Officer

                                           WHEATLEY PARTNERS, LLC


                                           By: /s/ Barry Rubenstein
                                               ----------------------
                                               Barry Rubenstein, Chief Executive
                                               Officer


                                              /s/ Barry Rubenstein
                                              --------------------
                                              Barry Rubenstein


                                             /s/ Irwin Lieber
                                             ----------------
                                                 Irwin Lieber


                                             /s/ Barry Fingerhut
                                             -------------------
                                                 Barry Fingerhut


                                             /s/ Seth Lieber
                                             ---------------
                                              Seth Lieber


                                             /s/ Jonathan Lieber
                                             -------------------
                                              Jonathan Lieber


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 41 of 43 Pages
- -----------------------------                     ------------------------------


                                    WHEATLEY MANAGEMENT LTD.


                                     By:  /s/ Irwin Lieber
                                          -----------------------------
                                          Irwin Lieber, President

                                     WHEATLEY FOREIGN PARTNERS, L.P.
                                     By: Wheatley Partners, LLC, General
                                         Partner

                                     By:  /s/ Barry Rubenstein
                                          -----------------------------
                                          Barry Rubenstein, Chief Executive
                                          Officer

                                     WOODLAND PARTNERS


                                     By:  /s/ Barry Rubenstein
                                          -----------------------------
                                          Barry Rubenstein, a General Partner


                                     /s/ Marilyn Rubenstein
                                     -----------------------------
                                      Marilyn Rubenstein

                                     INFOMEDIA ASSOCIATES, LTD.


                                     By:   /s/ Barry Rubenstein
                                          -----------------------------
                                          Barry Rubenstein, President

                                     21ST CENTURY COMMUNICATIONS PARTNERS, L.P.


                                     By: Sandler Investment Partners, L.P.,
                                         General Partner

                                     By: Sandler Capital Management, General
                                         Partner

                                     By: ARH Corp., General Partner


                                     By: /s/ Edward Grinacoff
                                         -----------------------------
                                         Edward Grinacoff, Secretary and
                                         Treasurer

                                     21ST CENTURY COMMUNICATIONS T-E PARTNERS,
                                     L.P.

                                     By: Sandler Investment Partners, L.P.,
                                         General Partner

                                     By: Sandler Capital Management, General
                                         Partner


                                     By: ARH Corp., General Partner


                                     By: /s/ Edward Grinacoff
                                         -----------------------------
                                         Edward Grinacoff, Secretary and
                                         Treasurer


<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 42 of 43 Pages
- -----------------------------                     ------------------------------


                                     21ST CENTURY COMMUNICATIONS FOREIGN
                                     PARTNERS, L.P.

                                     By:  Sandler Investment Partners, L.P.,
                                          General Partner

                                     By:  Sandler Capital Management, General
                                          Partner

                                     By:  ARH Corp., General Partner


                                     By:   /s/ Edward Grinacoff
                                           -------------------------------------
                                           Edward Grinacoff, Secretary and
                                           Treasurer


                                     SANDLER INVESTMENT PARTNERS, L.P.

                                     By:  Sandler Capital Management, General
                                          Partner

                                     By:  ARH Corp., General Partner


                                     By:   /s/ Edward Grinacoff
                                           -------------------------------------
                                           Edward Grinacoff, Secretary and
                                           Treasurer


                                     SANDLER CAPITAL MANAGEMENT

                                     By: ARH Corp., General Partner


                                     By:  /s/ Edward Grinacoff
                                          --------------------------------------
                                          Edward Grinacoff, Secretary and
                                          Treasurer

                                     ARH CORP.


                                     By:  /s/ Edward Grinacoff
                                          --------------------------------------
                                          Edward Grinacoff, Secretary and
                                          Treasurer

                                      ALSI, LLC


                                      By: /s/ Andrew Sandler
                                          --------------------------------------
                                          Andrew Sandler, Member

                                      MJDM CORP.


                                      By: /s/ Michael Marocco
                                          --------------------------------------
                                          Michael Marocco, Shareholder



<PAGE>
- -----------------------------                     ------------------------------
CUSIP No. 917327 10 8                     13D        Page 43 of 43 Pages
- -----------------------------                     ------------------------------




                                       FOUR JK CORP.


                                       By: /s/ John Kornreich
                                           ------------------------------------
                                           John Kornreich, Shareholder



                                          /s/ Harvey Sandler
                                        ----------------------------------------
                                              Harvey Sandler


                                         /s/ Andrew Sandler
                                        ----------------------------------------
                                             Andrew Sandler


                                        /s/ Michael Marocco
                                        ----------------------------------------
                                            Michael Marocco


                                        /s/ John Kornreich
                                        ----------------------------------------
                                            John Kornreich



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